
Case Studies
The Second Circuit affirms summary judgment for our client.
We succesfully represented our client, Major League Baseball Partners, Inc.
Federal Circuit reverses cancellation of U.S. trademark registrations
Federal Circuit upholds successful opposition against application to register LEHMAN BROTHERS for whiskey
We established that cigarette rolling paper size designations are generic.
What They Say
"William M. Borchard commands a spectacular reputation amongst trademark lawyers, owing to his rich experience in complex transactions and registrations as well as academic contributions to the advancement of the sector, making him a valuable asset to the legal community."
2025 Lexology Index"Together, they embody the highest standards of professionalism, responsiveness, and collaboration, consistently exceeding expectations and strengthening client relationships."
2025 Legal 500"Richard S. Mandel is a phenomenal intellectual property litigator, held in high esteem for deft handling of cases at the forefront of the industry, and is lauded by peers and clients as 'a strong thinker'."
2025 Lexology Index"The team at Cowan is wonderful. Extremely efficient, detail-oriented, and careful with deadlines. The other great aspect is that they firmly stand by the adage that no two clients are the same—so their advice is tailored towards meeting the needs and requirements of individual clients."
2025 Legal 500"The team takes a distinctive and innovative approach to resolving client issues."
2025 Legal 500
Why Us
Founded in 1957, we maintain long-term relationships by providing sound advice, quality legal work, and highly-responsive, personalized service.
What We Do
We represent clients of all sizes across a broad range of industries. The boutique size of our firm, and the breadth of our practice capabilities, allow us to provide a multidisciplinary approach in a cost-effective manner.
Our Clients
Our experience spans a broad range of industries and is international in scope. We appreciate the opportunity of growing with successful companies and brands, as well as creative individuals and accomplished executives.










